Merge "hal: fix for voice + voip call concurrency"

            no_of_calls_active++;

    }

    /* When there is only one call active, wait for audio policy manager to set

     * the mode to AUDIO_MODE_NORMAL and trigger routing to end the last call.

     */

    if (no_of_calls_active == 1 && call_state == CALL_INACTIVE)

        return 0;

    if (session) {

        session->state.new = call_state;

        voice_extn_is_in_call(adev, &is_in_call);